Wati, S.M., Istiati, I. and Soesilawati, P. 2014. Characterization of lactoferrin in gingival crevicular fluid of chronic periodontitis patient. Dental Journal. 47, 3 (Sep. 2014), 141–145. DOI:https://doi.org/10.20473/j.djmkg.v47.i3.p141-145.